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-rw-r--r--kernel/kernel.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/kernel.h b/kernel/kernel.h
index 47dc79a..198e10e 100644
--- a/kernel/kernel.h
+++ b/kernel/kernel.h
@@ -72,6 +72,8 @@
enum Prio { High, Low = 2, Idle, nPrio };
enum SysRQ { nTask, Prio };
+#define IDLE() do { for (;;) asm volatile ("nop"); } while (0)
+
/* __BEGIN_DECLS */
void init(uint8_t sema);